* [Patch, microblaze]: Added load and store reverse patterns
@ 2013-11-26 9:41 David Holsgrove
[not found] ` <52F982F9.50407@eagerm.com>
0 siblings, 1 reply; 2+ messages in thread
From: David Holsgrove @ 2013-11-26 9:41 UTC (permalink / raw)
To: gcc-patches
Cc: Michael Eager, Edgar Iglesias, John Williams,
Vidhumouli Hunsigida, Nagaraju Mekala
[-- Attachment #1: Type: text/plain, Size: 329 bytes --]
Added the lwr/swr instructions pattern.
lwr and swr instructions will load/store the data with opposite endianness.
Changelog
2013-11-26 Nagaraju Mekala <nagaraju.mekala@xilinx.com>
* gcc/config/microblaze/microblaze.md: Add movsi4_rev insn pattern.
* gcc/config/microblaze/predicates.md: Add reg_or_mem_operand predicate.
[-- Attachment #2: 0011-Patch-microblaze-Added-load-and-store-reverse-patter.patch --]
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From 4bd03386bce10d580660bf63731e5a0399e436f8 Mon Sep 17 00:00:00 2001
From: nagaraju <nmekala@xilix.com>
Date: Tue, 8 Oct 2013 11:08:11 +0530
Subject: [PATCH 11/11] [Patch, microblaze]: Added load and store reverse
patterns
Added the lwr/swr instructions pattern.
lwr and swr instructions will load/store the data with opposite endianness.
Changelog
2013-11-26 Nagaraju Mekala <nagaraju.mekala@xilinx.com>
* gcc/config/microblaze/microblaze.md: Add movsi4_rev insn pattern.
* gcc/config/microblaze/predicates.md: Add reg_or_mem_operand predicate.
Signed-off-by:Nagaraju <nmekala@xilix.com>
Signed-off-by:David Holsgrove <david.holsgrove@xilinx.com>
---
gcc/config/microblaze/microblaze.md | 12 ++++++++++++
gcc/config/microblaze/predicates.md | 4 ++++
2 files changed, 16 insertions(+)
diff --git a/gcc/config/microblaze/microblaze.md b/gcc/config/microblaze/microblaze.md
index 992fe3e..19731ec 100644
--- a/gcc/config/microblaze/microblaze.md
+++ b/gcc/config/microblaze/microblaze.md
@@ -1119,6 +1119,18 @@
}
)
+;;Load and store reverse
+(define_insn "movsi4_rev"
+ [(set (match_operand:SI 0 "reg_or_mem_operand" "=r,Q")
+ (bswap:SI (match_operand:SF 1 "reg_or_mem_operand" "Q,r")))]
+ "TARGET_REORDER"
+ "@
+ lwr\t%0,%y1,r0
+ swr\t%1,%y0,r0"
+ [(set_attr "type" "load,store")
+ (set_attr "mode" "SI")
+ (set_attr "length" "4,4")])
+
;; 32-bit floating point moves
(define_expand "movsf"
diff --git a/gcc/config/microblaze/predicates.md b/gcc/config/microblaze/predicates.md
index 2c23291..905d46a 100644
--- a/gcc/config/microblaze/predicates.md
+++ b/gcc/config/microblaze/predicates.md
@@ -85,6 +85,10 @@
(ior (match_operand 0 "const_0_operand")
(match_operand 0 "register_operand")))
+(define_predicate "reg_or_mem_operand"
+ (ior (match_operand 0 "memory_operand")
+ (match_operand 0 "register_operand")))
+
;; Return if the operand is either the PC or a label_ref.
(define_special_predicate "pc_or_label_operand"
(ior (match_code "pc,label_ref")
--
1.7.9.5
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [Patch, microblaze]: Added load and store reverse patterns
[not found] ` <52F982F9.50407@eagerm.com>
@ 2014-06-17 22:22 ` Michael Eager
0 siblings, 0 replies; 2+ messages in thread
From: Michael Eager @ 2014-06-17 22:22 UTC (permalink / raw)
To: gcc-patches
Cc: David Holsgrove, Nagaraju Mekala, Vidhumouli Hunsigida,
Edgar Iglesias, rose.garcia-eggl2fk
On 02/10/14 17:55, Michael Eager wrote:
> On 11/25/13 23:54, David Holsgrove wrote:
>> Added the lwr/swr instructions pattern.
>> lwr and swr instructions will load/store the data with opposite endianness.
>>
>> Changelog
>>
>> 2013-11-26 Nagaraju Mekala <nagaraju.mekala@xilinx.com>
>>
>> * gcc/config/microblaze/microblaze.md: Add movsi4_rev insn pattern.
>> * gcc/config/microblaze/predicates.md: Add reg_or_mem_operand predicate.
>>
>
> GCC-head: Committed revision 207683.
> GCC-4.8-branch: Committed revision 207684.
Reverted GCC-4.8-branch commit.
Committed revision 211750.
--
Michael Eager eager@eagercon.com
1960 Park Blvd., Palo Alto, CA 94306 650-325-8077
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2013-11-26 9:41 [Patch, microblaze]: Added load and store reverse patterns David Holsgrove
[not found] ` <52F982F9.50407@eagerm.com>
2014-06-17 22:22 ` Michael Eager
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